SUBMIT
First for the research paper you fix the topic of research paper website after you search on that topic. if you have not any topics so go on google and search research papers websites.
I submit my research papers on wesrch this is good site for research paper. and it has other options available like if you are good writer so you can submit your Guest post and article on this website.
Wesrch is accept only unique article and research papers. This is Good site for submit research papers and it is USA based site. Provide good services.
In short i recommended wesrch for your research paper website.